Mass and Volume — Answer Key
Part A: Multiple Choice
Circle the best answer for each question.
1. A Grade 3 jug has 2 L of juice. Ben pours out 500 mL. How much is left?
A) 1500 mL
B) 500 mL
C) 2500 mL
D) 1000 mL
2000 mL minus 500 mL leaves 1500 mL.
2. A Grade 3 pot holds 3 L. A bowl holds 2 L. Total liquid volume is?
A) 5 L
B) 1 L
C) 6 L
D) 500 mL
3 L plus 2 L equals 5 L in total.
3. A Grade 3 class has 4 bottles, each 250 mL. What is the total volume?
A) 1000 mL
B) 250 mL
C) 500 mL
D) 750 mL
4 times 250 equals 1000 mL, or 1 L.
4. A Grade 3 bucket has 10 L of water. 3 L spills out. How much water is left?
A) 7 L
B) 13 L
C) 3 L
D) 30 L
10 L minus 3 L equals 7 L remaining.
Part B: Fill in the Blank
Write the correct answer on each line.
1. In Grade 3, 1 liter equals 1000 milliliters of liquid.
1 L is defined as 1000 mL.
2. A Grade 3 pitcher had 2 L. After using 750 mL, it has 1250 mL left.
2000 mL minus 750 mL equals 1250 mL.
3. A Grade 3 tank has 15 L. Tom adds 5 L more. Total volume is 20 L.
15 L plus 5 L equals 20 L total.
4. A Grade 3 jug has 8 cups of juice, each 200 mL. Total volume is 1600 mL.
8 times 200 equals 1600 mL.
5. A Grade 3 aquarium holds 40 L. 12 L evaporates. It has 28 L of water.
40 L minus 12 L equals 28 L remaining.